Datasheet

AD9148 Data Sheet
Rev. B | Page 12 of 72
1
23
4
5
67
8
9
10 11
12 13
14
1
23
4
5
67
8
9
10 11
12 13
14
A
B
C
D
E
F
G
H
J
K
L
M
N
P
A
B
C
D
E
F
G
H
J
K
L
M
N
P
X XXXXX
X XXXXX
++
SCLK
CSSDO
SDIO
TMS
TCK
TDI
TAP
INTERFACE
TDONC PLL
Trch Trch
RESET IRQ
A0
A2
A0 A2
A3
A3
A4
A4
A5
A5 A6
A6
A7
A7 A8 A9 A10 A11 A12 A13 A14 A15
A8 A9 A10 A11 A12 A13 A14 A15A1
A1
B0 B2
B0 B2
B3
B3 B4
B4
B5
B5 B6
B6
B7
B7 B8 B9 B10
B11
B8 B9 B10
B11
B1
B1
B13
B13
B12 B14 B15
B12 B14 B15
FrA
FrAFrB
FrB
DCIB
DCIB DCIA
DCIA
DVSS
IOVDD
DVDD18
+
X
+LVDS –LVDS
A15A15
08910-005
SPI
INTERFACE
Figure 5. Pin Configuration (Top View), Digital Domain Pins
Table 10. Pin Function Description
Pin No. Mnemonic Description
E6, E7, E8, E9 CVDD18 1.8 V Clock Supply.
F5, F6, F7, F8, F9, F10 AVDD33 3.3 V Analog Supply.
A1, A2, A5, A10, A13, A14, B1,
B2, B5, B10, B13, B14, C3, C4, C5,
C6, C7, C8, C9, C10, C11, C12, D3,
D4, D5, D6, D7, D8, D9, D10, D11,
D12, E1, E2, E3, E4, E5, E10, E11,
E12, E13, E14, F1, F2, F3, F4, F11,
F12, F13, F14
AVSS Analog Supply Ground.
G5, G6, G7, G8, G9, G10, H5, H6,
H7, H8, H9, H10
DVSS Digital Supply Ground.
G3, G4 IOVDD
Supply for Serial Ports (SPI and TAP), RESET
and IRQ. 1.8 V to 3.3 V can be
supplied to these pins.
J5, J6, J7, J8, J9, J10, K5, K6, K7,
K8, K9, K10
DVDD18 1.8 V Digital Supply.
B7, B8, H11 NC No Connect. Do not connect to this pin.
C1 IOUT1_N DAC 1 Complementary Output Current.
D1 IOUT1_P DAC 1 Positive Output Current.
A3 IOUT2_N DAC 2 Complementary Output Current.
A4 IOUT2_P DAC 2 Positive Output Current.
A11 IOUT3_P DAC 3 Positive Output Current.
A12 IOUT3_N DAC 3 Complementary Output Current.